| 释义 |
sorosilicate Min.|sɒrəʊˈsɪlɪkət|
[a. F. sorosilicate (V. Billiet 1945, in Bull. de la Soc. belge de Géol. LIII. 182), f. Gr. σωρός heap: see silicate.]
Any of the group of silicates characterized by isolated pairs of SiO4 tetrahedra that share an oxygen atom at a common apex.
1947[see phyllosilicate]. 1960Amer. Mineralogist XLV. 1 Perrierite is a sorosilicate, with a high number of O-atoms not bonded to silicon. 1972R. W. Fairbridge Encycl. Geochem. & Environmental Sci. 101/1 In the sorosilicates (two isolated tetrahedra which share one oxygen atom) calcium is present mainly in the epidote group. |